@import"https://fonts.googleapis.com/css2?family=Yusei+Magic&family=Zen+Kurenaido&family=Yomogi&display=swap";.prep[data-astro-cid-v4g5wcnu]{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius);padding:24px 24px 20px;box-shadow:var(--shadow-card)}.prep-head[data-astro-cid-v4g5wcnu]{display:flex;align-items:flex-end;justify-content:space-between;gap:16px}.prep-eyebrow[data-astro-cid-v4g5wcnu]{margin:0 0 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input[data-astro-cid-v4g5wcnu]{width:20px;height:20px;accent-color:var(--color-primary);flex:none;cursor:pointer}.prep-label[data-astro-cid-v4g5wcnu]{font-size:15.5px;line-height:1.5}.prep-item[data-astro-cid-v4g5wcnu] input:checked+.prep-label[data-astro-cid-v4g5wcnu]{color:var(--color-ink-mute);text-decoration:line-through}.prep-link[data-astro-cid-v4g5wcnu]{font-family:var(--font-head);font-weight:700;font-size:13px;color:var(--color-primary);white-space:nowrap}.prep-done[data-astro-cid-v4g5wcnu]{margin-top:18px;padding:20px;text-align:center;background:var(--color-primary);color:var(--color-cream);border-radius:var(--radius)}.prep-done-copy[data-astro-cid-v4g5wcnu]{margin:0 0 14px;font-family:var(--font-head);font-weight:800;font-size:20px}@media(max-width:480px){.prep[data-astro-cid-v4g5wcnu]{padding:20px 16px 16px}.prep-title[data-astro-cid-v4g5wcnu]{font-size:20px}.prep-pct[data-astro-cid-v4g5wcnu]{font-size:34px}.prep-label[data-astro-cid-v4g5wcnu]{font-size:16px}}.invite[data-astro-cid-ld74f7rw]{margin:44px 0 8px}.invite-open[data-astro-cid-ld74f7rw]{display:flex;align-items:center;gap:12px;width:100%;padding:16px 18px;background:var(--color-accent);color:#fff;border:none;border-radius:var(--radius);font-family:var(--font-head);font-weight:800;font-size:16px;cursor:pointer;box-shadow:0 6px 18px #ff5a3c47;transition:transform .12s ease,box-shadow .12s ease,background .12s ease}.invite-open[data-astro-cid-ld74f7rw]:hover{background:var(--color-accent-dark);transform:translateY(-1px);box-shadow:0 8px 22px #ff5a3c57}.invite-open[data-astro-cid-ld74f7rw]:active{transform:translateY(0)}.invite-open-ic[data-astro-cid-ld74f7rw]{display:inline-flex}.invite-open-label[data-astro-cid-ld74f7rw]{flex:1;text-align:left}.invite-open-ch[data-astro-cid-ld74f7rw]{width:9px;height:9px;border-right:2.5px 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a[data-astro-cid-zm77yjld]{color:var(--color-ink-soft);text-decoration:none;border-bottom:1px dashed rgba(21,24,27,.3)}.toc[data-astro-cid-zm77yjld] a[data-astro-cid-zm77yjld]:hover{color:var(--color-accent)}@media(max-width:480px){.art-main[data-astro-cid-zm77yjld]{padding:12px 8px 32px}.art-paper[data-astro-cid-zm77yjld]{padding:20px 16px 26px;border-width:2.5px}}.art-paper[data-astro-cid-zm77yjld] .prose[data-astro-cid-zm77yjld] h2[data-astro-cid-zm77yjld]{font-family:var(--font-head);font-weight:400;display:inline-block;border-bottom:5px solid var(--color-ink);padding-bottom:2px}.art-paper[data-astro-cid-zm77yjld] .prose[data-astro-cid-zm77yjld] h3[data-astro-cid-zm77yjld]{font-family:var(--font-head);font-weight:400}.art-paper[data-astro-cid-zm77yjld] .prose[data-astro-cid-zm77yjld] a[data-astro-cid-zm77yjld]{color:var(--color-ink);text-underline-offset:3px;text-decoration-color:var(--color-accent)}.art-paper[data-astro-cid-zm77yjld] .prose[data-astro-cid-zm77yjld] 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